---> uname -a: Linux prd-centos7-docker-4c-2g-8837.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 8.4G 41.5G 17% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 8.4G 41.5G 17% /facter-os /dev/vda1 50.0G 8.4G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.4G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/secure /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/auth.log /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/edgex-go/7@tmp /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/edgex-go/7 ---> free -m: total used free shared buff/cache available Mem: 1837 720 136 0 981 1026 Swap: 1023 3 1020 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:60:28:80 brd ff:ff:ff:ff:ff:ff inet 10.30.122.120/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fe60:2880/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:68:68:df:0c brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:68ff:fe68:df0c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/26/20 _x86_64_ (4 CPU) 08:23:41 LINUX RESTART (4 CPU) 08:25:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:26:02 221.96 72.01 149.95 0.00 5969.52 62075.27 0.00 08:27:01 324.19 162.67 161.52 0.00 7320.37 17705.17 0.00 08:28:01 23.62 4.31 19.31 0.00 556.42 2681.59 0.00 08:29:01 0.65 0.02 0.63 0.00 3.73 8.61 0.00 Average: 141.93 59.36 82.57 0.00 3448.29 20635.77 0.00 08:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:26:02 137648 0 692264 36.79 1492 1050152 1761892 60.13 656104 888916 0 08:27:01 112788 0 791936 42.09 1416 975416 1742056 59.45 769176 758256 81476 08:28:01 423716 0 647080 34.39 1416 809344 1107308 37.79 591724 642536 8 08:29:01 425812 0 644872 34.27 1416 809456 1089808 37.19 607860 624444 8 Average: 274991 0 694038 36.89 1435 911092 1425266 48.64 656216 728538 20373 08:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:26:02 veth01f3275 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:02 eth0 1213.93 1410.55 7002.59 154.87 0.00 0.00 0.00 0.00 08:26:02 veth1f1b48c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 veth5e8d790 0.00 0.14 0.00 0.01 0.00 0.00 0.00 0.00 08:27:01 eth0 152.83 123.67 512.81 24.41 0.00 0.00 0.00 0.00 08:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 docker0 1187.81 902.27 89.32 3546.55 0.00 0.00 0.00 0.00 08:28:01 eth0 6.61 3.51 5.22 2.37 0.00 0.00 0.00 0.00 08:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 eth0 0.70 0.32 0.29 0.20 0.00 0.00 0.00 0.00 08:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 344.39 385.67 1886.28 45.56 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 293.48 222.91 22.07 876.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/26/20 _x86_64_ (4 CPU) 08:23:41 LINUX RESTART (4 CPU) 08:25:01 CPU %user %nice %system %iowait %steal %idle 08:26:02 all 17.11 0.00 7.86 2.34 0.06 72.63 08:26:02 0 15.11 0.00 8.97 2.12 0.05 73.75 08:26:02 1 16.47 0.00 7.61 3.39 0.07 72.46 08:26:02 2 18.84 0.00 7.12 2.86 0.09 71.09 08:26:02 3 18.00 0.00 7.76 0.98 0.05 73.21 08:27:01 all 38.50 0.00 11.59 8.43 0.06 41.41 08:27:01 0 38.05 0.00 11.91 8.65 0.07 41.32 08:27:01 1 40.17 0.00 11.52 9.53 0.07 38.71 08:27:01 2 37.49 0.00 11.83 7.95 0.05 42.67 08:27:01 3 38.31 0.00 11.10 7.58 0.07 42.94 08:28:01 all 5.74 0.00 1.40 0.91 0.01 91.94 08:28:01 0 5.50 0.00 1.54 0.02 0.02 92.93 08:28:01 1 5.99 0.00 1.05 0.28 0.02 92.66 08:28:01 2 5.43 0.00 1.64 2.11 0.00 90.82 08:28:01 3 6.04 0.00 1.37 1.22 0.00 91.37 08:29:01 all 0.18 0.00 0.06 0.00 0.00 99.76 08:29:01 0 0.05 0.00 0.05 0.00 0.00 99.90 08:29:01 1 0.05 0.00 0.05 0.00 0.00 99.90 08:29:01 2 0.08 0.00 0.03 0.00 0.00 99.88 08:29:01 3 0.53 0.00 0.10 0.00 0.00 99.37 Average: all 15.16 0.00 5.15 2.87 0.03 76.78 Average: 0 14.46 0.00 5.53 2.65 0.03 77.32 Average: 1 15.43 0.00 4.98 3.24 0.04 76.30 Average: 2 15.25 0.00 5.09 3.19 0.03 76.43 Average: 3 15.48 0.00 5.01 2.40 0.03 77.07